*{
 padding: 0;
 margin: 0;
 box-sizing: border-box;
 -moz-box-sizing: border-box;
 font-size: 13px;
}
body{
 background-color: #fff;
}
a{
 text-decoration: none;
 color: #555;
}
a:hover{
 color: orange;
}
#gen_cont{
 height: 100%;
 width: 100%;
 overflow: auto;
 padding: 10px;
}